CN105382883B - Stub bar punching device - Google Patents
Stub bar punching device Download PDFInfo
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- CN105382883B CN105382883B CN201510662483.6A CN201510662483A CN105382883B CN 105382883 B CN105382883 B CN 105382883B CN 201510662483 A CN201510662483 A CN 201510662483A CN 105382883 B CN105382883 B CN 105382883B
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- upper bolster
- die shoe
- stub bar
- punching
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Abstract
The invention discloses a stub bar punching device. A rack is provided with an upper die seat and a lower die seat. The bottom face of the upper die seat is provided with multiple punching dies annularly arranged. The top face of the lower die seat is provided with workpiece grooves corresponding to the punching dies. The portion, above the upper die seat, of the rack is provided with a punching air cylinder connected with the upper die seat. The portion, below the lower die seat, of the rack is provided with an ejection air cylinder. The ejection air cylinder is connected with ejector rods arranged in the workpiece grooves. By means of the stub bar punching device, the problems that the manner in which a single workpiece is punched multiple times is adopted and production efficiency is very low in the prior art are solved effectively; and multiple workpieces can be separated through one-time punching, production efficiency is high, the uniformity of products is good, and the stub bar punching device has very high practical value.
Description
Technical field
The present invention relates to machining technology field, more particularly, to a kind of multiple plastics or elastomer can be once cut
The stub bar blanking units of workpiece.
Background technology
Individual plastic or elastomer workpiece are cut into separation mostly using single multiple from mould preparation part in prior art
The processing mode of punching, i.e., be punched from mould preparation part every time next workpiece, and on mould preparation part integrally connected multiple works
Part needs just to be completed through repeatedly punching.This punching mode production efficiency is very low, and the punching face of each workpiece has necessarily
Difference, the concordance of workpiece is poor, have impact on the quality of workpiece.Publication date is September in 2012 26, Publication No.
The patent document of CN202447479U discloses a kind of cantilever vibrator stub bar device for excising, including lower mould and is arranged at lower mould top
Upper mould, the upper mould is connected with lift drive mechanism, and the upper mould is provided with punch, and the lower mould is provided with and cantilever vibrator
The workpiece positioning table of mating shapes, the punch is located at directly over the workpiece positioning table；Cantilever vibrator to be processed is put
Put on workpiece positioning table, upper mould is moved downward under the drive of lift drive mechanism, when upper die and lower die are closed, then will be outstanding
The stub bar of arm oscillator is punched, and after stub bar excision, upper mould is moved upwards, and the cantilever vibrator to be processed for more renewing can be carried out down
Punching stub bar once.But the structure is not suitable for the punching of mould preparation part, and the workpiece number of one-step punching is seldom, production efficiency
It is very low.
The content of the invention
The present invention is separated by the way of single multiple punching for the mould preparation part workpiece for solving prior art, production efficiency
Very low problem, and providing a kind of one-step punching can complete multiple workpiece separation, production efficiency is high, the material of good product consistency
Primary drying cutting apparatus.
The concrete technical scheme that adopts to solve the above problems of the present invention is, a kind of stub bar blanking units, including frame,
The frame is provided with upper bolster and die shoe, and the bottom surface of the upper bolster is provided with some blanking dies arranged in a ring, lower mould
The top surface of seat is provided with workpiece slot corresponding with the blanking die, and the frame above upper bolster is provided with the punching being connected with upper bolster
Cylinder, the frame below die shoe is provided with ejection cylinder, and ejection cylinder is connected with the push rod being arranged in workpiece slot.Stub bar
When blanking units work, the mould preparation part with multiple workpiece is placed on die shoe, by each workpiece on mould preparation part
It is put in corresponding workpiece slot, opens punching cylinder and drive upper bolster to move down, multiple blanking dies is by all workpiece from mould preparation
The part last time cuts, and punching cylinders retract drives upper bolster and blanking die to rise, and opens ejection cylinder and drives push rod to rise, will
Workpiece is ejected from workpiece slot, so as to complete the punching of workpiece.The present invention is punched simultaneously using the multiple blanking dies being circular layout
Mould preparation part, the multiple workpiece on mould preparation part are once cut, and so can not only greatly improve work efficiency, and multiple
The tangent plane concordance of workpiece is good, improves workpiece quality.
Preferably, upper bolster is in annular, the blanking die on upper bolster is 12 to 20, and the blanking die is cutting knife,
The cutting knife is circumferentially uniformly distributed along the upper bolster of annular, and annular workpiece platen, workpiece platen are provided with the downside of upper bolster
It is provided with the groove being adapted to cutting knife.It is many that cutting knife is arranged circumferentially about to may insure the concordance of all cutting knife stresses, from
And punching quality is improved, workpiece platen is used to push down workpiece, it is ensured that workpiece is not shifted during punching；Groove is used to wear cutting knife, from
And ensure the accurate of cutter location, while can prevent from being shifted due to cutting knife stress during punching, it is ensured that punching quality.
Preferably, be provided with upper base plate between upper bolster and punching cylinder, the both sides of upper base plate respectively be symmetricly set on
Slide connection in machine frame at two sides.Rail plate is added in upper mould both sides, the precision that blanking die is moved up and down can be increased,
Guarantee to be punched quality.
Preferably, die shoe is in the form of annular discs, die shoe is arranged on lower seat board, is provided with top board below lower seat board, institute
State push rod cylindrical, be fixed on top board, push rod is upward through lower seat board, its upper end telescopically in workpiece slot, is pushed up
Plate is connected with ejection cylinder.Because the present invention has multiple work piece cut stations, multiple tops that workpiece is ejected workpiece slot are needed
Bar, therefore top board is set in the lower section of lower seat board, all push rods are fixed on top board, top board is driven by ejecting cylinder, from
And all push rods can synchronously be ejected, it is ensured that the concordance of ejection action.
Preferably, guide rail is provided with slide block, the both sides of upper base plate are fixed respectively by an inverted L-shaped plate with slide block.Will be upper
The slide mechanism of die holder resolves into several parts, can reduce difficulty of processing, saves production cost.
Preferably, the head of cutting knife is provided with cutting edge near workpiece slot side, the cutting edge line of cutting knife is relative to upper bolster bottom
Face is inclined to set, and cutting edge line is 15-35 degree relative to the angle of inclination of upper bolster bottom surface.The cutting edge of cutting knife is obliquely installed can be with
Cutting force is reduced, smooth cut can be made, be conducive to improve product quality.
Preferably, the top surface of die shoe is provided with guide post, workpiece platen is provided with pilot hole corresponding with guide post, institute
It is 2-4 roots to state guide post, is symmetricly set on die shoe both sides.Guide post coordinates for guaranteeing that cutting knife is aligned during punching with pilot hole
Corresponding punching point in true mold part.
Preferably, frame includes a pedestal and the rectangular frame on pedestal, upper bolster and die shoe are arranged on square
In shape framework, the top that cylinder is arranged on rectangular frame is punched, ejects the lower section that cylinder is arranged on rectangular frame, guide rail is arranged on
The both sides of rectangular frame.
Preferably, the workpiece slot is the arcuate structure of both ends open, workpiece slot sets near the one end at die shoe center
There is punching groove.The workpiece slot of arcuate structure and the shape adaptation of workpiece, the punching groove of workpiece slot one end is used to accommodate the knife of cutting knife
Head.
Preferably, die shoe is provided with 2-4 mould preparation positioning parts breach, the outside of at least three workpiece slots（That is work
Side of the part groove away from die shoe center）It is provided with block.Locating notch coordinates block to enter to it when mould preparation part is placed
Row Primary Location, further workpiece slot is snapped in facilitate by the workpiece on mould preparation part.
The invention has the beneficial effects as follows, it efficiently solves the mould preparation part workpiece of prior art and separates using single many
The mode of secondary punching, the very low problem of production efficiency, the stub bar blanking units one-step punching of the present invention can complete multiple workpiece
Separate, production efficiency is high, good product consistency, with very high practical value.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of stub bar blanking units of the present invention；
Fig. 2 is a kind of partial structural diagram of the present invention；
Fig. 3 is a kind of structural representation of die shoe of the present invention；
Fig. 4 is a kind of position relationship schematic diagram of upper bolster of the present invention and die shoe；
Fig. 5 is a kind of position relationship schematic diagram of die shoe of the present invention and mould preparation part；
Fig. 6 is a kind of partial structural diagram of the present invention；
Fig. 7 is a kind of overlooking the structure diagram of die shoe of the present invention；
Fig. 8 is a kind of structural representation of mould preparation part of the present invention；
Fig. 9 is a kind of structural representation of single workpiece of the invention.
In figure：1. upper bolster, 2. die shoe, 3. blanking die, 4. workpiece slot, is 5. punched cylinder, 6. ejects cylinder,
7. push rod, 8. workpiece platen, 9. upper base plate, 10. guide rail, 11. times seat boards, 12. top boards, 13. slide blocks, 14. inverted L-shapeds
Plate, 15. guide posts, 16. pedestals, 17. rectangular frames, 18. punching grooves, 19. locating notches, 20. blocks, 21. mould preparations
Part, 22. workpiece, 23. switches.
Specific embodiment
Below by embodiment and combine accompanying drawing technical scheme is described in further detail.
Embodiment 1
In the embodiment 1 as shown in Fig. 1 Fig. 2, a kind of stub bar blanking units, including by a pedestal 16 and on pedestal
The frame that constitutes together of rectangular frame 17, the frame is provided with upper bolster 1 and die shoe 2, and the upper bolster is in annular,
The bottom surface of upper bolster is provided with 16 blanking dies 3 arranged in a ring, and blanking die is cutting knife（See Fig. 4）, the cutting knife is along annular
Upper bolster be circumferentially uniformly distributed, the head of cutting knife is provided with cutting edge near workpiece slot side, and the cutting edge line of cutting knife is relative to upper mould
Seat bottom surface is inclined to set, and cutting edge line is 25 degree relative to the angle of inclination of upper bolster bottom surface.Annulus is provided with the downside of upper bolster
Shape workpiece platen 8, workpiece platen is provided with the groove that cutting knife can be allowed to pass through, and the top surface of die shoe is provided with and the blanking die pair
The workpiece slot 4 answered, workpiece slot is the arcuate structure of both ends open（See Fig. 3）, workpiece slot is provided near the one end at die shoe center
Punching groove 18（See Fig. 7）, the frame above upper bolster is provided with the punching cylinder 5 being connected with upper bolster, upper bolster and punching gas
Upper base plate 9 is provided between cylinder, the both sides of upper base plate are slidably connected respectively with the guide rail 10 being symmetricly set in machine frame at two sides, guide rail
Slide block 13 is provided with, the both sides of upper base plate are fixed respectively by an inverted L-shaped plate 14 with slide block.
Frame below die shoe is provided with ejection cylinder 6, and ejection cylinder is connected with the push rod 7 being arranged in workpiece slot
Connect.Die shoe is in the form of annular discs, is arranged on lower seat board 11, and top board 12 is provided with below lower seat board, and the push rod is cylindrical, Gu
Be scheduled on top board, push rod is upward through lower seat board, its upper end telescopically located at die shoe workpiece slot in, top board with ejection gas
Cylinder connects.The top surface of die shoe is additionally provided with guide post 15, and workpiece platen is provided with pilot hole corresponding with guide post, the guiding
Bar is 2, is symmetricly set on die shoe both sides.Die shoe is provided with the locating notch 19 of 4 mould preparation parts 21, three workpiece slots
Outside（That is the one end of workpiece slot away from die shoe center）It is provided with block 20.
Upper bolster and die shoe are arranged in rectangular frame, are punched the top that cylinder is arranged on rectangular frame, eject cylinder
The lower section of rectangular frame is arranged on, guide rail is arranged on the both sides of rectangular frame.
When the stub bar blanking units of the present invention work, will be with multiple workpiece 22（See Fig. 9）Mould preparation part（See Fig. 8）Put
Put on die shoe, by the leading Primary Location of the block of mould preparation positioning parts breach and die shoe periphery, then by mould preparation portion
Each workpiece on part is snapped in corresponding workpiece slot（See Fig. 5 Fig. 6）, punching cylinder is opened by switch 23, upper base plate drives
Upper bolster is moved down, and workpiece platen abuts first and push down fixed workpiece with workpiece, and upper bolster continues to move down, cutting knife from
Stretch out in the groove of workpiece platen, all workpiece cut from the mould preparation part last time, punching cylinders retract drive upper bolster and
Workpiece platen rises, and opening ejection cylinder makes top board rising drive push rod to rise, and workpiece is ejected from workpiece slot, completes workpiece
Punching.
In addition to the implementation, in the scope disclosed in claims of the present invention and description, the skill of the present invention
Art feature or technical data can be reselected and combined, and so as to constitute new embodiment, these present invention are without detailed
The embodiment of thin description is that those skilled in the art just can realize easily without the need for creative work, therefore these are not detailed
The embodiment of description also should be regarded as the present invention specific embodiment and within protection scope of the present invention.
Claims (6)
1. a kind of stub bar blanking units, including frame, is characterized in that, the frame is provided with upper bolster（1）With die shoe（2）,
The bottom surface of the upper bolster is provided with some blanking dies arranged in a ring（3）, the top surface of die shoe is provided with and the blanking die pair
The workpiece slot answered（4）, the frame above upper bolster is provided with the punching cylinder being connected with upper bolster（5）, the machine below die shoe
Frame is provided with ejection cylinder（6）, eject cylinder and the push rod being arranged in workpiece slot（7）It is connected；The upper bolster is in annulus
Shape, the blanking die on upper bolster is 12 to 20, and the blanking die is cutting knife, and the cutting knife is circumferential along the upper bolster of annular
Even distribution, is provided with annular workpiece platen on the downside of upper bolster（8）, workpiece platen is provided with the groove being adapted to cutting knife；It is described
Upper bolster and punching cylinder between be provided with upper base plate（9）, the both sides of upper base plate respectively be symmetricly set in machine frame at two sides
Guide rail（10）It is slidably connected；Described die shoe is in the form of annular discs, and die shoe is arranged on lower seat board（11）On, set below lower seat board
There is top board（12）, the push rod is cylindrical, is fixed on top board, and push rod is upward through lower seat board, and its upper end telescopically sets
In workpiece slot, top board is connected with ejection cylinder；Die shoe is provided with 2-4 mould preparation positioning parts breach（19）, at least three
Block is provided with the outside of workpiece slot（20）.
2. stub bar blanking units according to claim 1, is characterized in that, guide rail is provided with slide block（13）, the two of upper base plate
Side passes through respectively an inverted L-shaped plate（14）Fix with slide block.
3. stub bar blanking units according to claim 1, is characterized in that, the head of the cutting knife sets near workpiece slot side
The cutting edge line for having cutting edge, cutting knife is inclined to set relative to upper bolster bottom surface, inclination angle of the cutting edge line relative to upper bolster bottom surface
Spend for 15-35 degree.
4. stub bar blanking units according to claim 1, is characterized in that, the top surface of die shoe is provided with guide post（15）, work
Part platen is provided with pilot hole corresponding with guide post；The guide post is 2-4 roots, is symmetricly set on die shoe both sides.
5. stub bar blanking units according to claim 1, is characterized in that, frame includes a pedestal（16）And on pedestal
Rectangular frame（17）, upper bolster and die shoe be arranged in rectangular frame, is punched the top that cylinder is arranged on rectangular frame, top
Go out the lower section that cylinder is arranged on rectangular frame, guide rail is arranged on the both sides of rectangular frame.
6. the stub bar blanking units according to any one of claim 1-5, is characterized in that, workpiece slot is the arc of both ends open
Structure, workpiece slot is provided with punching groove near the one end at die shoe center（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510662483.6A CN105382883B (en) | 2015-10-14 | 2015-10-14 | Stub bar punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510662483.6A CN105382883B (en) | 2015-10-14 | 2015-10-14 | Stub bar punching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105382883A CN105382883A (en) | 2016-03-09 |
| CN105382883B true CN105382883B (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510662483.6A Active CN105382883B (en) | 2015-10-14 | 2015-10-14 | Stub bar punching device |
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| CN (1) | CN105382883B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563744B (en) * | 2016-10-27 | 2019-03-29 | 安徽新荣钢构有限公司 | A kind of stamping device of circumgyration incision |
| CN108098921B (en) * | 2017-12-12 | 2023-08-22 | 江西中磁科技协同创新有限公司 | Punching cutting device for soft magnetic material |
| CN112779367B (en) * | 2021-01-19 | 2023-05-30 | 广州龚氏皮具有限公司 | Leather cutting device for Internet of things |
| CN114012816B (en) * | 2021-10-11 | 2023-07-07 | 宁波方正汽车部件有限公司 | Stub bar excision device of filter core sealing washer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100345567B1 (en) * | 1999-11-02 | 2002-07-26 | 라종식 | a cutting machine for rubber band |
| CN204019630U (en) * | 2014-07-15 | 2014-12-17 | 广州番禺旭东阪田电子有限公司 | Button cap mouth of a river cutting die-cutting apparatus |
| CN203994058U (en) * | 2014-08-25 | 2014-12-10 | 吴中区横泾博尔机械厂 | A kind of upper punching mechanism of plain type plastic cement products bicker |
| CN204658564U (en) * | 2015-04-29 | 2015-09-23 | 深圳市福昌电子技术有限公司 | The full-automatic truncation equipment in a kind of injecting products mouth of a river |
| CN205058179U (en) * | 2015-10-14 | 2016-03-02 | 宁波拓普电器有限公司 | Die -cut device of stub bar |
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